oldham Z coupler for RepRap with downside z motors
Description
Video: Http://Www.Youtube.Com/Watch?V=Bc-Pewrrjsc&Feature=Youtu.Be This Coupler Will Compensate Small Or Lages Align Errors Between Z Treaded Rods And Motor Shaft, The Middle Piece Will Do It By Moving Itself, If The Rod Is Out Of Centre Of 5Mm Will Work Too!! Soon A Photo Of Printed Item :) If The Print Head Touch The Printbed After A Few Turns The Coupler Will Not Pull The Rod Because It Will Disassembly, Is A Sort Of Z-Saver, But I I Have Design Another Version For Upside Motors Wich Block This Feature
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